220507843100 has 72 divisors (see below), whose sum is σ = 482712989808. Its totient is φ = 87428851200.

The previous prime is 220507843093. The next prime is 220507843103. The reversal of 220507843100 is 1348705022.

220507843100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220507843100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220507843103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9455054 + ... + 9478346.

Almost surely, 2^220507843100 is an apocalyptic number.

220507843100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220507843100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241356494904).

220507843100 is an abundant number, since it is smaller than the sum of its proper divisors (262205146708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220507843100 is a wasteful number, since it uses less digits than its factorization.

220507843100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24135 (or 24128 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 220507843100 in words is "two hundred twenty billion, five hundred seven million, eight hundred forty-three thousand, one hundred".